Uzbekistan, Bukhara, Ulugh Beg Madrasah, also known as Ulugbek Madrasah.

Uzbekistan, Bukhara, Kalon Mosque courtyard, also known as Kalyan Mosque, Kalon Minaret and Mir-i Arab Madrasah behind.

Uzbekistan, Bukhara, Islamic architecture in courtyard, Kalon Mosque, also known as Kalyan Mosque, Poi Kalon.

Uzbekistan, Bukhara, Islamic architecture in courtyard, Kalon Mosque, also known as Kalyan Mosque, Poi Kalon.

Uzbekistan, Bukhara, Kalon Mosque courtyard, also known as Kalyan Mosque, Kalon Minaret and Mir I Arab Madrasah behind.

Uzbekistan, Bukhara, Islamic architecture in courtyard, Kalon Mosque, also known as Kalyan Mosque, Poi Kalon.

Uzbekistan, Bukhara, The arch in the Coronation Hall, in the Ark Fortress, Registan Square.

Uzbekistan, Bukhara, Nadir Divan Begi Khanaka, also known as Nadir Divan Beghi Khanaka.

Uzbekistan, Khiva, Qutlugh Murad Inaq Madrasah, also known as Kutlug Murad Inak Madrasah, Ichan Kala.

Uzbekistan, Khiva, Qutlugh Murad Inaq Madrasah, also known as Kutlug Murad Inak Madrasah, Ichan Kala.

Uzbekistan, Khiva, Mohammed Rahim Khan Madrasah housing Museum of History, Ichan Kala.

Turkey, Istanbul, Sultanahmet, Haghia Sophia The vaulted decorative North Gallery with calligraphic roundels of Koranic texts in the Nave beyond.